'meta_key' => 'genre,
'orderby' => array(
'date' => 'ASC',
'meta_value' => 'ASC'
)if ($_SERVER['REQUEST_URI'] === "/book/author/") не выполняется. if($data['response'][0]){
$data['expiration_date'] = date("U") + 28800;
file_put_contents($filename, json_encode($data));
}foreach(file('/cities.csv', FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES ) as $key => $value){
$sen=explode(';', $value);
$cities_array[$sen[0]]=$sen[1];
}Array
(
[Москва] => 39
[Екатеринбург] => 135
)foreach($cities_array as $key => $val){
}